Freezing box



FIG. 1 is a top perspective view of a freezing box showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top perspective view of the bottom portion shown separately for illustrative purposes only;

FIG. 4 is a top perspective view of the cover portion shown separately for illustrative purposes only; and

FIG. 5 is a bottom perspective view of the cover portion shown separately for illustration purposes only. 

The ornamental design for a freezing box, as shown and described. 